Home / 135,516.48-203,307.02-46,770.76

Finding the Fourth Proportional to 135,516.48, 203,307.02 and 46,770.76

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Solution

The fourth proportional to 135,516.48, 203,307.02 and 46,770.76 is: 70,167.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,516.48 : 203,307.02 = 46,770.76 : x
  2. Step 2: Convert to fraction form
    135,516.48/203,307.02 = 46,770.76/x
  3. Step 3: Cross multiply
    135,516.48x = 203,307.02 × 46,770.76
  4. Step 4: Simplify right side
    135,516.48x = 9,508,823,838.74
  5. Step 5: Solve for x
    x = 9,508,823,838.74/135,516.48
  6. Step 6: Final answer
    x = 70,167.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.